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Finding the Fourth Proportional to 241,810.40, 362,715.60 and 123,712.40

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Solution

The fourth proportional to 241,810.40, 362,715.60 and 123,712.40 is: 185,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,810.40 : 362,715.60 = 123,712.40 : x
  2. Step 2: Convert to fraction form
    241,810.40/362,715.60 = 123,712.40/x
  3. Step 3: Cross multiply
    241,810.40x = 362,715.60 × 123,712.40
  4. Step 4: Simplify right side
    241,810.40x = 44,872,417,393.44
  5. Step 5: Solve for x
    x = 44,872,417,393.44/241,810.40
  6. Step 6: Final answer
    x = 185,568.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.